238399726950 has 1296 divisors, whose sum is σ = 913951771200. Its totient is φ = 43922995200.

The previous prime is 238399726949. The next prime is 238399726979. The reversal of 238399726950 is 59627993832.

238399726950 is a `hidden beast` number, since 238 + 3 + 9 + 97 + 269 + 50 = 666.

238399726950 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 647 ways as a sum of consecutive naturals, for example, 1331841961 + ... + 1331842139.

It is an arithmetic number, because the mean of its divisors is an integer number (705209700).

Almost surely, 2^238399726950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 238399726950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456975885600).

238399726950 is an abundant number, since it is smaller than the sum of its proper divisors (675552044250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238399726950 is a wasteful number, since it uses less digits than its factorization.

238399726950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 63.

The spelling of 238399726950 in words is "two hundred thirty-eight billion, three hundred ninety-nine million, seven hundred twenty-six thousand, nine hundred fifty".